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The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Patent No.:

US 12584197 B1

PDFFull Text
Date of Patent:
Mar. 24, 2026

Filed:

Nov. 21, 2019

Long-life aluminum alloy with a high corrosion resistance and helically grooved tube produced from the alloy

Applicant:

Hydro Precision Tubing (Suzhou) Co., Ltd, Suzhou, CN;

Inventors:

Minxia Li, Suzhou, CN;

Arvid Espedal, Mårslet, DK;

Nagaraj V. Govindaraj, Tønder, DK;

Ole Johannes Emmerhoff, Torvastad, NO;

Guo Pingchuang, Suzhou, CN;

Jinghui Su, Suzhou, CN;

Hongping Xu, Suzhou, CN;

Assignee:

HYDRO PRECISION TUBING (SUZHOU) CO., LTD, Suzhou, CN;

Attorney:

Wenderoth, Lind & Ponack, L.L.P.

Primary Examiner:

Keith D Hendricks

Assistant Examiner:

Janell C Morillo

Int. Cl.
CPC ...
F28F 1/40 (2006.01); C22C 21/00 (2006.01); C22C 21/16 (2006.01); C22C 30/02 (2006.01); C22C 30/06 (2006.01); F28F 21/08 (2006.01); B21C 23/00 (2006.01); B21C 23/10 (2006.01);
U.S. Cl.
CPC ...
C22C 21/16 (2013.01); C22C 21/00 (2013.01); C22C 30/02 (2013.01); C22C 30/06 (2013.01); F28F 1/40 (2013.01); F28F 21/084 (2013.01); B21C 23/002 (2013.01); B21C 23/10 (2013.01);
Abstract

An aluminium alloy including 1.0-1.5 wt % Mn, up to 0.1 wt % Mg, up to 0.3 wt % Si, up to 0.3 wt % Fe, up to 0.1 wt % Cu, up to 0.25 wt % Cr, up to 0.1 wt % Ni, up to 0.3 wt % Zn, up to 0.1% Ti, up to 0.2 Zr. The allow also includes impurities, each no more than 0.05 wt. % and wherein the total of impurities is no more than 0.15 wt. %, with the balance being aluminum.

Find Patent Forward Citations

Quick Actions:

Li, Minxia. (2026). Long-life aluminum alloy with a high corrosion resistance and helically grooved tube produced from the alloy (U.S. Patent No. 12584197). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/12584197

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

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